25342325052 has 24 divisors (see below), whose sum is σ = 64507736832. Its totient is φ = 7679492400.

The previous prime is 25342325027. The next prime is 25342325059. The reversal of 25342325052 is 25052324352.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25342325059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95993524 + ... + 95993787.

It is an arithmetic number, because the mean of its divisors is an integer number (2687822368).

Almost surely, 2^25342325052 is an apocalyptic number.

25342325052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25342325052 is an abundant number, since it is smaller than the sum of its proper divisors (39165411780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25342325052 is a wasteful number, since it uses less digits than its factorization.

25342325052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191987329 (or 191987327 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

The spelling of 25342325052 in words is "twenty-five billion, three hundred forty-two million, three hundred twenty-five thousand, fifty-two".